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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 617 · 40 questions
TalentJR

Remember (Who and what for?): Telephone – Alexander Graham Bell, first aeroplane – the Wright brothers, printing press – Johannes Gutenberg, raised-dot writing – Louis Braille. Smallpox vaccine – Edward Jenner, penicillin – Alexander Fleming, stethoscope – René Laennec, electric battery – Alessandro Volta, X-rays – Wilhelm Röntgen. Uses: telephone – talk far away, thermometer – body temperature, compass – directions, telescope – faraway stars, microscope – tiny germs.

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  1. 1.What does a telephone help us do? (a) do sums quickly (b) tell the time (c) talk to people far away (d) measure body temperature
  2. 2.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) compass (c) stethoscope (d) clock
  4. 4.What does a printing press help us do? (a) find directions (b) hear the heartbeat (c) print many books (d) do sums quickly
  5. 5.🔧 Which invention helps us see tiny germs? (a) microscope (b) printing press (c) stethoscope (d) calculator
  6. 6.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alexander Fleming
  7. 7.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) René Laennec (d) the Wright brothers
  8. 8.🔧 Which invention helps us see faraway stars? (a) printing press (b) stethoscope (c) thermometer (d) telescope
  9. 9.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  10. 10.True or false: a telescope helps us see faraway stars. (a) False (b) True
  11. 11.🔧 Which invention helps us tell the time? (a) printing press (b) stethoscope (c) clock (d) thermometer
  12. 12.True or false: a calculator helps us do sums quickly. (a) False (b) True
  13. 13.What does a calculator help us do? (a) hear the heartbeat (b) talk to people far away (c) do sums quickly (d) measure body temperature
  14. 14.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  15. 15.True or false: a compass helps us find directions. (a) False (b) True
  16. 16.💡 Who gave us the printing press? (a) Alessandro Volta (b) Edward Jenner (c) Louis Braille (d) Johannes Gutenberg
  17. 17.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  18. 18.True or false: a telephone helps us find directions. (a) True (b) False
  19. 19.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alexander Graham Bell (d) Louis Braille
  20. 20.What does a compass help us do? (a) hear the heartbeat (b) print many books (c) find directions (d) measure body temperature
  21. 21.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) microscope (d) telephone
  22. 22.True or false: a thermometer helps us print many books. (a) True (b) False
  23. 23.True or false: a calculator helps us print many books. (a) True (b) False
  24. 24.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  25. 25.What did Johannes Gutenberg give us? (a) the printing press (b) X-rays (c) penicillin (d) the stethoscope
  26. 26.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) the telephone (d) the printing press
  27. 27.What did Alexander Graham Bell give us? (a) the printing press (b) the telephone (c) raised-dot writing (d) the stethoscope
  28. 28.🔧 Which invention helps us print many books? (a) telephone (b) clock (c) printing press (d) telescope
  29. 29.What did Edward Jenner give us? (a) raised-dot writing (b) the smallpox vaccine (c) the printing press (d) X-rays
  30. 30.What did René Laennec give us? (a) X-rays (b) the smallpox vaccine (c) the stethoscope (d) the telephone
  31. 31.True or false: Alessandro Volta gave us the smallpox vaccine. (a) False (b) True
  32. 32.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  33. 33.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  34. 34.What did Alessandro Volta give us? (a) the telephone (b) the smallpox vaccine (c) the electric battery (d) the first aeroplane
  35. 35.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  36. 36.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  37. 37.What does a thermometer help us do? (a) hear the heartbeat (b) tell the time (c) do sums quickly (d) measure body temperature
  38. 38.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) René Laennec (c) Wilhelm Röntgen (d) Alessandro Volta
  39. 39.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  40. 40.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Fleming

Answer key

  1. talk to people far away
  2. True
  3. stethoscope
  4. print many books
  5. microscope
  6. Alexander Graham Bell
  7. Alexander Fleming
  8. telescope
  9. False
  10. True
  11. clock
  12. True
  13. do sums quickly
  14. False
  15. True
  16. Johannes Gutenberg
  17. False
  18. False
  19. Louis Braille
  20. find directions
  21. thermometer
  22. False
  23. False
  24. False
  25. the printing press
  26. the first aeroplane
  27. the telephone
  28. printing press
  29. the smallpox vaccine
  30. the stethoscope
  31. False
  32. True
  33. True
  34. the electric battery
  35. True
  36. True
  37. measure body temperature
  38. Wilhelm Röntgen
  39. False
  40. René Laennec

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